package com.dididoctor.patient.Activity.Capture;

import android.app.ProgressDialog;
import android.content.Intent;
import android.content.res.AssetFileDescriptor;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnCompletionListener;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.Vibrator;
import android.provider.MediaStore;
import android.text.TextUtils;
import android.util.Log;
import android.view.SurfaceHolder;
import android.view.SurfaceHolder.Callback;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.dididoctor.patient.Activity.Capture.camera.CameraManager;
import com.dididoctor.patient.Activity.Capture.camera.ViewfinderView;
import com.dididoctor.patient.MV.EduActivity;
import com.dididoctor.patient.R;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.BinaryBitmap;
import com.google.zxing.ChecksumException;
import com.google.zxing.DecodeHintType;
import com.google.zxing.FormatException;
import com.google.zxing.NotFoundException;
import com.google.zxing.Result;
import com.google.zxing.common.HybridBinarizer;
import com.google.zxing.qrcode.QRCodeReader;

import java.io.IOException;
import java.util.Hashtable;
import java.util.Vector;


/**
 * 二维码扫描页面
 *
 * @author Ryan.Tang
 */
public class CaptureActivity extends EduActivity implements Callback, CaptureView {
    private CaptureActivityHandler handler;
    private ViewfinderView viewfinderView;
    private boolean hasSurface;
    private Vector<BarcodeFormat> decodeFormats;
    private String characterSet;
    private InactivityTimer inactivityTimer;
    private MediaPlayer mediaPlayer;
    private boolean playBeep;
    private static final float BEEP_VOLUME = 0.10f;
    private static final int REQUEST_CODE = 100;

    private static final int PARSE_BARCODE_SUC = 300;
    private static final int PARSE_BARCODE_FAIL = 303;
    private static final int FINISH = 3004;
    private boolean vibrate;
    private ImageView cancelScanButton;

    private String integer = "a";
    private CapturePresenter mPresenter;
    private String hostpitalId = "";

    @Override
    public void setContentLayout() {
        // TODO Auto-generated method stub
        setContentView(R.layout.camera);
        mPresenter = new CapturePresenter(CaptureActivity.this, CaptureActivity.this);
        findViewById(R.id.btn_return).setOnClickListener(this);
    }

    @Override
    public void init() {
        setText(R.id.tv_title, "扫一扫");
        // TODO Auto-generated method stub
        Intent intent = getIntent();
        if (intent != null) {
            Bundle b = intent.getExtras();
            if (b != null) {
                integer = b.getString("url");

                key = b.getString("key");
            }
        }
        // ViewUtil.addTopView(getApplicationContext(), this,
        // R.string.scan_card);
        TextView tv_xiangce = (TextView) findViewById(R.id.tv_finish);
//        if ("setup".equals(key)) {
//            tv_xiangce.setVisibility(View.VISIBLE);
//            tv_xiangce.setOnClickListener(this);
//        } else {
//            tv_xiangce.setVisibility(View.GONE);
//        }
        CameraManager.init(getApplication());
        viewfinderView = (ViewfinderView) findViewById(R.id.viewfinder_view);
        cancelScanButton = (ImageView) this.findViewById(R.id.btn_back);
        cancelScanButton.setOnClickListener(this);
        hasSurface = false;
        inactivityTimer = new InactivityTimer(this);
    }

    @Override
    public void onClickEvent(View view) {
        switch (view.getId()) {
            case R.id.tv_finish:

                // 点击相册

                // 打开手机中的相册
                Intent innerIntent = new Intent(Intent.ACTION_GET_CONTENT); // "android.intent.action.GET_CONTENT"
                innerIntent.setType("image/*");
                Intent wrapperIntent = Intent.createChooser(innerIntent, "选择二维码图片");
                this.startActivityForResult(wrapperIntent, REQUEST_CODE);
                break;
            case R.id.btn_back:
                CaptureActivity.this.finish();
                break;
            case R.id.btn_return:
                CaptureActivity.this.finish();
                break;
            default:
                break;
        }

    }

    private Handler mHandler = new Handler() {

        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);

            mProgress.dismiss();
            switch (msg.what) {
                case PARSE_BARCODE_SUC:
                    onResultHandler((String) msg.obj, scanBitmap);
                    break;
                case PARSE_BARCODE_FAIL:
                    Toast.makeText(CaptureActivity.this, (String) msg.obj,
                            Toast.LENGTH_LONG).show();
                    break;

            }
        }

    };

    /**
     * 跳转到上一个页面
     *
     * @param resultString
     * @param bitmap
     */
    private void onResultHandler(String resultString, Bitmap bitmap) {
        if (TextUtils.isEmpty(resultString)) {
            Toast.makeText(CaptureActivity.this, "扫描失败!", Toast.LENGTH_SHORT)
                    .show();
            return;
        } else if (isNumeric(resultString.trim())) {
            hostpitalId = resultString;
            mPresenter.getCollection(resultString);
        } else {
            Intent intent = new Intent(CaptureActivity.this, ScanResultsActivity.class);
            intent.putExtra("keyWord", "fail");
            startActivity(intent);
        }
//        if (resultString.startsWith("URLTO:")) {
//            String pass = resultString.substring(resultString.indexOf(":") + 1);
//            Uri uri = Uri.parse("http://" + pass);
//            Intent intent = new Intent(Intent.ACTION_VIEW, uri);
//            startActivity(intent);
//            return;
//        } else if (resultString.startsWith("http://")
//                || resultString.startsWith("HTTP://")
//                || resultString.startsWith("https://")
//                || resultString.startsWith("HTTPS://")) {
//            Uri uri = Uri.parse(resultString);
//            Intent intent = new Intent(Intent.ACTION_VIEW, uri);
//            startActivity(intent);
//        } else if (resultString.startsWith("www.")) {
//            Uri uri = Uri.parse("http://" + resultString);
//            Intent intent = new Intent(Intent.ACTION_VIEW, uri);
//            startActivity(intent);
//        } else if (resultString.startsWith("[爱伙伴]")
//                && getIntent().getStringExtra("from").equals("0")) {
//            Intent intent = new Intent(CaptureActivity.this,
//                    ScanningWarnAct.class);
//            intent.putExtra("result", resultString);
//            intent.putExtra("type", "0");
//            startActivity(intent);
//        } else if (resultString.startsWith("[爱伙伴]")
//                && getIntent().getStringExtra("from").equals("1")) {
//            Intent intent = new Intent(CaptureActivity.this,
//                    ScanningWarnAct.class);
//            intent.putExtra("result", resultString);
//            intent.putExtra("type", "1");
//            startActivity(intent);
//        } else if (resultString.startsWith("[邀请码]")
//                && getIntent().getStringExtra("from").equals("1")) {
//            Intent intent = new Intent();
//            intent.setAction("com.imatesclub3");
//            intent.putExtra("result", resultString);
//            CaptureActivity.this.sendBroadcast(intent);
//
//        } else {
//            Intent intent = new Intent(CaptureActivity.this,
//                    ScanningWarnAct.class);
//
//            startActivity(intent);
//            return;
//        }

//        this.finish();
    }


    public static boolean isNumeric(String str) {
        Log.e("ResultString", str);
        boolean result = str.matches("[0-9]+");
        Log.e("Result", result + "");
        return result;
    }

    private String photo_path;
    private ProgressDialog mProgress;

    private Bitmap scanBitmap;

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (resultCode == RESULT_OK) {
            switch (requestCode) {
                case REQUEST_CODE:
                    // 获取选中图片的路径
                    Cursor cursor = getContentResolver().query(data.getData(),
                            null, null, null, null);
                    if (cursor.moveToFirst()) {
                        photo_path = cursor.getString(cursor
                                .getColumnIndex(MediaStore.Images.Media.DATA));
                    }
                    cursor.close();

                    mProgress = new ProgressDialog(CaptureActivity.this);
                    mProgress.setMessage("正在扫描...");
                    mProgress.setCancelable(false);
                    mProgress.show();

                    new Thread(new Runnable() {
                        @Override
                        public void run() {
                            Result result = scanningImage(photo_path);
                            if (result != null) {
                                Message m = mHandler.obtainMessage();
                                m.what = PARSE_BARCODE_SUC;
                                m.obj = result.getText();
                                mHandler.sendMessage(m);
                            } else {
                                Message m = mHandler.obtainMessage();
                                m.what = PARSE_BARCODE_FAIL;
                                m.obj = "扫描失败!";
                                mHandler.sendMessage(m);
                            }
                        }
                    }).start();
                    break;
                case FINISH:
//                    CaptureActivity.this.finish();
                    break;

            }
        }
    }

    /**
     * 扫描二维码图片的方法
     *
     * @param path
     * @return
     */
    public Result scanningImage(String path) {
        if (TextUtils.isEmpty(path)) {
            return null;
        }
        Hashtable<DecodeHintType, String> hints = new Hashtable<DecodeHintType, String>();
        hints.put(DecodeHintType.CHARACTER_SET, "UTF8"); // 设置二维码内容的编码

        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true; // 先获取原大小
        scanBitmap = BitmapFactory.decodeFile(path, options);
        options.inJustDecodeBounds = false; // 获取新的大小
        int sampleSize = (int) (options.outHeight / (float) 200);
        if (sampleSize <= 0)
            sampleSize = 1;
        options.inSampleSize = sampleSize;
        scanBitmap = BitmapFactory.decodeFile(path, options);
        RGBLuminanceSource source = new RGBLuminanceSource(scanBitmap);
        BinaryBitmap bitmap1 = new BinaryBitmap(new HybridBinarizer(source));
        QRCodeReader reader = new QRCodeReader();
        try {
            return reader.decode(bitmap1, hints);

        } catch (NotFoundException e) {
            e.printStackTrace();
        } catch (ChecksumException e) {
            e.printStackTrace();
        } catch (FormatException e) {
            e.printStackTrace();
        }
        return null;
    }

    @Override
    protected void onResume() {
        super.onResume();
        SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
        SurfaceHolder surfaceHolder = surfaceView.getHolder();
        if (hasSurface) {
            initCamera(surfaceHolder);
        } else {
            surfaceHolder.addCallback(this);
            surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
        }
        decodeFormats = null;
        characterSet = null;

        playBeep = true;
        AudioManager audioService = (AudioManager) getSystemService(AUDIO_SERVICE);
        if (audioService.getRingerMode() != AudioManager.RINGER_MODE_NORMAL) {
            playBeep = false;
        }
        initBeepSound();
        vibrate = true;

        // quit the scan view
        cancelScanButton.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                //               CaptureActivity.this.finish();
            }
        });
    }

    @Override
    protected void onPause() {
        super.onPause();
        if (handler != null) {
            handler.quitSynchronously();
            handler = null;
        }
        CameraManager.get().closeDriver();
    }

    @Override
    protected void onDestroy() {
        inactivityTimer.shutdown();
        super.onDestroy();
    }

    /**
     * Handler scan result
     *
     * @param result  0
     * @param barcode
     */
    public void handleDecode(Result result, Bitmap barcode) {
        inactivityTimer.onActivity();
        playBeepSoundAndVibrate();
        String resultString = result.getText();
        // FIXME
        if (resultString.equals("")) {
            Toast.makeText(CaptureActivity.this, "扫描失败!", Toast.LENGTH_SHORT)
                    .show();
        } else if ("setup".equals(key)) {

            onResultHandler(resultString, scanBitmap);
        } else {
            // System.out.println("Result:"+resultString);
            if (integer.startsWith("a")) {
                Intent resultIntent = new Intent();
                Bundle bundle = new Bundle();
                bundle.putString("result", resultString);
                resultIntent.putExtras(bundle);
                this.setResult(RESULT_OK, resultIntent);
            } else {
                Intent intent = null;
                try {
                    intent = new Intent(CaptureActivity.this,
                            Class.forName(integer));
                } catch (ClassNotFoundException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();

                }
                intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
                // Bundle bundle = new Bundle();
                intent.putExtra("result", resultString);
                // intent.putExtras(bundle);
                startActivity(intent);
            }
        }
//        CaptureActivity.this.finish();
    }

    private void initCamera(SurfaceHolder surfaceHolder) {
        try {
            CameraManager.get().openDriver(surfaceHolder);
        } catch (IOException ioe) {
            return;
        } catch (RuntimeException e) {
            return;
        }
        if (handler == null) {
            handler = new CaptureActivityHandler(this, decodeFormats,
                    characterSet);
        }
    }

    @Override
    public void surfaceChanged(SurfaceHolder holder, int format, int width,
                               int height) {

    }

    @Override
    public void surfaceCreated(SurfaceHolder holder) {
        if (!hasSurface) {
            hasSurface = true;
            initCamera(holder);
        }

    }

    @Override
    public void surfaceDestroyed(SurfaceHolder holder) {
        hasSurface = false;

    }

    public ViewfinderView getViewfinderView() {
        return viewfinderView;
    }

    public Handler getHandler() {
        return handler;
    }

    public void drawViewfinder() {
        viewfinderView.drawViewfinder();

    }

    private void initBeepSound() {
        if (playBeep && mediaPlayer == null) {
            // The volume on STREAM_SYSTEM is not adjustable, and users found it
            // too loud,
            // so we now play on the music stream.
            setVolumeControlStream(AudioManager.STREAM_MUSIC);
            mediaPlayer = new MediaPlayer();
            mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
            mediaPlayer.setOnCompletionListener(beepListener);

            AssetFileDescriptor file = getResources().openRawResourceFd(
                    R.raw.beep);
            try {
                mediaPlayer.setDataSource(file.getFileDescriptor(),
                        file.getStartOffset(), file.getLength());
                file.close();
                mediaPlayer.setVolume(BEEP_VOLUME, BEEP_VOLUME);
                mediaPlayer.prepare();
            } catch (IOException e) {
                mediaPlayer = null;
            }
        }
    }

    private static final long VIBRATE_DURATION = 200L;

    private void playBeepSoundAndVibrate() {
        if (playBeep && mediaPlayer != null) {
            mediaPlayer.start();
        }
        if (vibrate) {
            Vibrator vibrator = (Vibrator) getSystemService(VIBRATOR_SERVICE);
            vibrator.vibrate(VIBRATE_DURATION);
        }
    }

    /**
     * When the beep has finished playing, rewind to queue up another one.
     */
    private final OnCompletionListener beepListener = new OnCompletionListener() {
        public void onCompletion(MediaPlayer mediaPlayer) {
            mediaPlayer.seekTo(0);
        }
    };
    private String key;


    @Override
    public void succesed(String name) {
        Intent intent = new Intent(CaptureActivity.this, ScanResultsActivity.class);
        intent.putExtra("name", name);
        intent.putExtra("keyWord", "succed");
        intent.putExtra("hospitalId", hostpitalId);
        startActivityForResult(intent, FINISH);
    }

    @Override
    public void fail() {
        CaptureActivity.this.finish();
        Toast.makeText(CaptureActivity.this, "该医生尚未通过医生资格认证，无法收藏", Toast.LENGTH_SHORT).show();
    }
}